[INFO] crate pretty-trait 0.1.2 is already in cache
[INFO] extracting crate pretty-trait 0.1.2 into work/ex/clippy-test-run/sources/stable/reg/pretty-trait/0.1.2
[INFO] extracting crate pretty-trait 0.1.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/pretty-trait/0.1.2
[INFO] validating manifest of pretty-trait-0.1.2 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pretty-trait-0.1.2 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pretty-trait-0.1.2
[INFO] finished frobbing pretty-trait-0.1.2
[INFO] frobbed toml for pretty-trait-0.1.2 written to work/ex/clippy-test-run/sources/stable/reg/pretty-trait/0.1.2/Cargo.toml
[INFO] started frobbing pretty-trait-0.1.2
[INFO] finished frobbing pretty-trait-0.1.2
[INFO] frobbed toml for pretty-trait-0.1.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/pretty-trait/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting pretty-trait-0.1.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/pretty-trait/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2374e0e52a1f9bdc5247a25052c80f29595c73c484db30d7c2fb852df8dea5b6
[INFO] running `"docker" "start" "-a" "2374e0e52a1f9bdc5247a25052c80f29595c73c484db30d7c2fb852df8dea5b6"`
[INFO] [stderr]     Checking pretty-trait v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: using `writeln!(context.writer, "")`
[INFO] [stderr]    --> src/lib.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             writeln!(context.writer, "")?;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `writeln!(context.writer)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::writeln_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#writeln_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `writeln!(context.writer, "")`
[INFO] [stderr]    --> src/lib.rs:410:9
[INFO] [stderr]     |
[INFO] [stderr] 410 |         writeln!(context.writer, "")?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `writeln!(context.writer)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#writeln_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/lib.rs:655:5
[INFO] [stderr]     |
[INFO] [stderr] 655 |     println!("");
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `writeln!(context.writer, "")`
[INFO] [stderr]    --> src/lib.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             writeln!(context.writer, "")?;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `writeln!(context.writer)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::writeln_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#writeln_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `writeln!(context.writer, "")`
[INFO] [stderr]    --> src/lib.rs:410:9
[INFO] [stderr]     |
[INFO] [stderr] 410 |         writeln!(context.writer, "")?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `writeln!(context.writer)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#writeln_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/lib.rs:655:5
[INFO] [stderr]     |
[INFO] [stderr] 655 |     println!("");
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 | /     fn reborrow<'b>(&'b mut self) -> Context<'b> {
[INFO] [stderr] 148 | |         Context {
[INFO] [stderr] 149 | |             max_line: self.max_line,
[INFO] [stderr] 150 | |             tab_size: self.tab_size,
[INFO] [stderr] ...   |
[INFO] [stderr] 154 | |         }
[INFO] [stderr] 155 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:772:9
[INFO] [stderr]     |
[INFO] [stderr] 772 | /         match self {
[INFO] [stderr] 773 | |             &Some(ref inner) => inner.size(),
[INFO] [stderr] 774 | |             &None => Size::Size(0),
[INFO] [stderr] 775 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 772 |         match *self {
[INFO] [stderr] 773 |             Some(ref inner) => inner.size(),
[INFO] [stderr] 774 |             None => Size::Size(0),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:779:9
[INFO] [stderr]     |
[INFO] [stderr] 779 | /         match self {
[INFO] [stderr] 780 | |             &Some(ref inner) => inner.pretty_write(context),
[INFO] [stderr] 781 | |             &None => Ok(()),
[INFO] [stderr] 782 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 779 |         match *self {
[INFO] [stderr] 780 |             Some(ref inner) => inner.pretty_write(context),
[INFO] [stderr] 781 |             None => Ok(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 | /     fn reborrow<'b>(&'b mut self) -> Context<'b> {
[INFO] [stderr] 148 | |         Context {
[INFO] [stderr] 149 | |             max_line: self.max_line,
[INFO] [stderr] 150 | |             tab_size: self.tab_size,
[INFO] [stderr] ...   |
[INFO] [stderr] 154 | |         }
[INFO] [stderr] 155 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:772:9
[INFO] [stderr]     |
[INFO] [stderr] 772 | /         match self {
[INFO] [stderr] 773 | |             &Some(ref inner) => inner.size(),
[INFO] [stderr] 774 | |             &None => Size::Size(0),
[INFO] [stderr] 775 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 772 |         match *self {
[INFO] [stderr] 773 |             Some(ref inner) => inner.size(),
[INFO] [stderr] 774 |             None => Size::Size(0),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:779:9
[INFO] [stderr]     |
[INFO] [stderr] 779 | /         match self {
[INFO] [stderr] 780 | |             &Some(ref inner) => inner.pretty_write(context),
[INFO] [stderr] 781 | |             &None => Ok(()),
[INFO] [stderr] 782 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 779 |         match *self {
[INFO] [stderr] 780 |             Some(ref inner) => inner.pretty_write(context),
[INFO] [stderr] 781 |             None => Ok(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "2374e0e52a1f9bdc5247a25052c80f29595c73c484db30d7c2fb852df8dea5b6"`
[INFO] running `"docker" "rm" "-f" "2374e0e52a1f9bdc5247a25052c80f29595c73c484db30d7c2fb852df8dea5b6"`
[INFO] [stdout] 2374e0e52a1f9bdc5247a25052c80f29595c73c484db30d7c2fb852df8dea5b6